Electronic device



FIG. 1 is a front perspective view of an electronic device showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left-side view thereof;

FIG. 5 is a right-side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines in the figures show portions of the electronic device which form no part of the claimed design. 

CLAIM The ornamental design for an electronic device, as shown and described. 